Alert archive / Iowa / Special Weather Statements / 2021
Special Weather Statements in Iowa, August 2021
110 special weather statements in August 2021. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of special weather statements reaches back to 2006.
Special Weather Statements by county
Each county as a circle sized by its count in August 2021. Tap one for its archive.
- Special Weather Statements
- 110
- Busiest day
- August 8, 202115 special weather statements
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 10:11 PM CDT | Special Weather Statement | DMX | Calhoun, Palo Alto, Pocahontas | 64 min |
| Aug 6, 12:24 AM CDT | Special Weather Statement | DMX | Audubon, Guthrie | 66 min |
| Aug 6, 1:21 AM CDT | Special Weather Statement | DMX | Adair, Adams, Cass, Madison | 54 min |
| Aug 6, 3:30 AM CDT | Special Weather Statement | DVN | Lee | 30 min |
| Aug 6, 4:34 AM CDT | Special Weather Statement | DVN | Des Moines | 26 min |
| Aug 8, 12:03 AM CDT | Special Weather Statement | DMX | Adams, Taylor | 57 min |
| Aug 8, 12:26 AM CDT | Special Weather Statement | DMX | Greene | 49 min |
| Aug 8, 12:45 AM CDT | Special Weather Statement | DMX | Greene | 30 min |
| Aug 8, 12:51 AM CDT | Special Weather Statement | DMX | Decatur, Ringgold, Union | 54 min |
| Aug 8, 1:20 AM CDT | Special Weather Statement | DMX | Tama | 55 min |
| Aug 8, 1:29 AM CDT | Special Weather Statement | DMX | Clarke, Decatur, Lucas, Wayne | 46 min |
| Aug 8, 1:29 AM CDT | Special Weather Statement | DVN | Benton | 31 min |
| Aug 8, 1:41 AM CDT | Special Weather Statement | DMX | Story | 49 min |
| Aug 8, 1:59 AM CDT | Special Weather Statement | DVN | Benton | 31 min |
| Aug 8, 2:03 AM CDT | Special Weather Statement | DMX | Grundy, Hardin | 42 min |
| Aug 8, 2:24 AM CDT | Special Weather Statement | DMX | Black Hawk | 51 min |
| Aug 8, 2:32 AM CDT | Special Weather Statement | DVN | Benton | 28 min |
| Aug 8, 2:56 AM CDT | Special Weather Statement | ARX | Howard | 34 min |
| Aug 8, 3:11 AM CDT | Special Weather Statement | DMX | Black Hawk | 64 min |
| Aug 8, 3:41 AM CDT | Special Weather Statement | ARX | Howard | 34 min |
| Aug 8, 9:50 PM CDT | Special Weather Statement | ARX | Allamakee, Chickasaw, Clayton, Fayette, Howard, Winneshiek | 55 min |
| Aug 8, 10:39 PM CDT | Special Weather Statement | DMX | Webster | 51 min |
| Aug 9, 3:55 AM CDT | Special Weather Statement | DVN | Buchanan | 35 min |
| Aug 9, 4:31 AM CDT | Special Weather Statement | DVN | Delaware | 29 min |
| Aug 9, 5:06 AM CDT | Special Weather Statement | DVN | Delaware | 24 min |
| Aug 9, 5:37 AM CDT | Special Weather Statement | DVN | Dubuque | 38 min |
| Aug 10, 2:33 PM CDT | Special Weather Statement | DVN | Buchanan | 27 min |
| Aug 10, 2:42 PM CDT | Special Weather Statement | DVN | Benton | 33 min |
| Aug 10, 3:59 PM CDT | Special Weather Statement | DMX | Tama | 46 min |
| Aug 11, 5:38 AM CDT | Special Weather Statement | DVN | Lee | 37 min |
| Aug 11, 7:04 AM CDT | Special Weather Statement | DVN | Muscatine | 26 min |
| Aug 11, 10:24 AM CDT | Special Weather Statement | DVN | Lee | 21 min |
| Aug 11, 3:36 PM CDT | Special Weather Statement | DVN | Washington | 24 min |
| Aug 12, 2:09 AM CDT | Special Weather Statement | DVN | Lee | 21 min |
| Aug 12, 4:30 AM CDT | Special Weather Statement | DMX | Decatur | 30 min |
| Aug 12, 4:58 AM CDT | Special Weather Statement | DMX | Decatur | 47 min |
| Aug 12, 7:24 AM CDT | Special Weather Statement | DVN | Van Buren | 36 min |
| Aug 12, 7:38 AM CDT | Special Weather Statement | DMX | Davis | 52 min |
| Aug 12, 9:10 AM CDT | Special Weather Statement | DVN | Van Buren | 50 min |
| Aug 12, 9:54 AM CDT | Special Weather Statement | DVN | Lee, Van Buren | 96 min |
| Aug 12, 11:29 AM CDT | Special Weather Statement | DVN | Lee, Van Buren | 91 min |
| Aug 20, 6:45 PM CDT | Special Weather Statement | DMX | Pocahontas | 45 min |
| Aug 20, 8:03 PM CDT | Special Weather Statement | DMX | Crawford | 27 min |
| Aug 20, 8:18 PM CDT | Special Weather Statement | DMX | Hancock, Winnebago, Wright | 42 min |
| Aug 20, 8:18 PM CDT | Special Weather Statement | OAX | Pottawattamie | 27 min |
| Aug 20, 9:35 PM CDT | Special Weather Statement | DMX | Guthrie | 25 min |
| Aug 20, 10:10 PM CDT | Special Weather Statement | DMX | Guthrie | 35 min |
| Aug 20, 10:27 PM CDT | Special Weather Statement | ARX | Chickasaw, Floyd, Howard, Mitchell | 48 min |
| Aug 20, 10:42 PM CDT | Special Weather Statement | DMX | Boone | 33 min |
| Aug 20, 10:43 PM CDT | Special Weather Statement | ARX | Chickasaw, Floyd, Howard, Mitchell | 62 min |
| Aug 20, 11:05 PM CDT | Special Weather Statement | ARX | Chickasaw, Howard, Winneshiek | 55 min |
| Aug 20, 11:26 PM CDT | Special Weather Statement | ARX | Chickasaw, Howard | 64 min |
| Aug 20, 11:56 PM CDT | Special Weather Statement | ARX | Howard, Winneshiek | 64 min |
| Aug 21, 12:45 AM CDT | Special Weather Statement | DMX | Jasper | 45 min |
| Aug 21, 1:47 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Delaware, Linn | 58 min |
| Aug 21, 2:49 AM CDT | Special Weather Statement | DVN | Benton, Iowa, Johnson, Jones, Linn | 56 min |
| Aug 23, 3:35 AM CDT | Special Weather Statement | DMX | Hamilton | 40 min |
| Aug 23, 5:40 AM CDT | Special Weather Statement | DVN | Benton, Buchanan, Delaware, Dubuque | 65 min |
| Aug 23, 6:49 AM CDT | Special Weather Statement | DVN | Johnson, Jones | 56 min |
| Aug 23, 8:15 AM CDT | Special Weather Statement | DVN | Johnson, Linn, Louisa, Muscatine, Washington | 45 min |
| Aug 24, 11:06 AM CDT | Special Weather Statement | DMX | Emmet | 24 min |
| Aug 24, 11:30 AM CDT | Special Weather Statement | DMX | Kossuth, Winnebago | 45 min |
| Aug 24, 12:07 PM CDT | Special Weather Statement | DMX | Cerro Gordo, Hancock, Worth | 68 min |
| Aug 24, 12:35 PM CDT | Special Weather Statement | ARX | Mitchell | 55 min |
| Aug 24, 12:38 PM CDT | Special Weather Statement | ARX | Floyd | 67 min |
| Aug 24, 1:29 PM CDT | Special Weather Statement | ARX | Howard, Mitchell | 46 min |
| Aug 24, 1:48 PM CDT | Special Weather Statement | ARX | Chickasaw | 27 min |
| Aug 24, 2:17 PM CDT | Special Weather Statement | DMX | Butler | 28 min |
| Aug 24, 3:00 PM CDT | Special Weather Statement | DMX | Black Hawk, Bremer | 30 min |
| Aug 24, 3:12 PM CDT | Special Weather Statement | ARX | Fayette | 18 min |
| Aug 24, 4:07 PM CDT | Special Weather Statement | DVN | Cedar, Clinton, Jackson, Johnson | 23 min |
| Aug 24, 4:54 PM CDT | Special Weather Statement | DVN | Benton | 36 min |
| Aug 24, 5:27 PM CDT | Special Weather Statement | DVN | Johnson | 48 min |
| Aug 24, 6:49 PM CDT | Special Weather Statement | DVN | Scott | 41 min |
| Aug 25, 3:12 AM CDT | Special Weather Statement | DMX | Ringgold, Taylor, Union | 63 min |
| Aug 25, 3:53 AM CDT | Special Weather Statement | DVN | Jefferson | 37 min |
| Aug 26, 8:03 AM CDT | Special Weather Statement | DMX | Audubon, Calhoun, Carroll, Pocahontas, Sac | 42 min |
| Aug 26, 8:55 AM CDT | Special Weather Statement | DMX | Adair, Audubon, Dallas, Guthrie | 65 min |
| Aug 26, 9:18 AM CDT | Special Weather Statement | DMX | Boone, Hamilton, Webster | 57 min |
| Aug 26, 10:02 AM CDT | Special Weather Statement | DMX | Dallas, Jasper, Madison, Polk, Warren | 43 min |
| Aug 26, 12:29 PM CDT | Special Weather Statement | DMX | Boone, Story | 46 min |
| Aug 26, 1:40 PM CDT | Special Weather Statement | ARX | Allamakee | 80 min |
| Aug 26, 1:46 PM CDT | Special Weather Statement | DMX | Davis, Wapello | 44 min |
| Aug 26, 1:55 PM CDT | Special Weather Statement | DVN | Jefferson | 35 min |
| Aug 26, 2:31 PM CDT | Special Weather Statement | DVN | Van Buren | 29 min |
| Aug 26, 3:02 PM CDT | Special Weather Statement | DVN | Van Buren | 28 min |
| Aug 26, 3:34 PM CDT | Special Weather Statement | DVN | Van Buren | 26 min |
| Aug 26, 6:46 PM CDT | Special Weather Statement | OAX | Shelby | 29 min |
| Aug 26, 8:23 PM CDT | Special Weather Statement | DVN | Benton | 52 min |
| Aug 26, 8:35 PM CDT | Special Weather Statement | DMX | Poweshiek | 40 min |
| Aug 26, 9:46 PM CDT | Special Weather Statement | DMX | Mahaska | 44 min |
| Aug 26, 10:26 PM CDT | Special Weather Statement | DMX | Mahaska | 34 min |
| Aug 26, 10:52 PM CDT | Special Weather Statement | DMX | Wapello | 38 min |
| Aug 27, 12:13 AM CDT | Special Weather Statement | DMX | Emmet | 32 min |
| Aug 27, 2:08 PM CDT | Special Weather Statement | DMX | Hancock | 37 min |
| Aug 27, 2:59 PM CDT | Special Weather Statement | DMX | Cerro Gordo | 16 min |
| Aug 27, 3:24 PM CDT | Special Weather Statement | ARX | Howard, Mitchell | 51 min |
| Aug 27, 10:26 PM CDT | Special Weather Statement | ARX | Chickasaw, Howard, Winneshiek | 34 min |
| Aug 27, 11:07 PM CDT | Special Weather Statement | ARX | Winneshiek | 23 min |
| Aug 28, 2:33 AM CDT | Special Weather Statement | DVN | Buchanan | 42 min |
| Aug 28, 3:00 AM CDT | Special Weather Statement | ARX | Clayton | 30 min |
| Aug 28, 4:32 AM CDT | Special Weather Statement | DVN | Buchanan | 43 min |
| Aug 28, 5:21 AM CDT | Special Weather Statement | DVN | Buchanan | 24 min |
| Aug 28, 10:44 PM CDT | Special Weather Statement | DMX | Emmet, Palo Alto | 46 min |
| Aug 28, 11:36 PM CDT | Special Weather Statement | DMX | Kossuth, Palo Alto, Winnebago | 39 min |
| Aug 29, 2:12 AM CDT | Special Weather Statement | DMX | Black Hawk, Bremer, Butler, Franklin, Grundy, Hamilton and 1 more | 63 min |
| Aug 30, 10:25 PM CDT | Special Weather Statement | OAX | Monona | 35 min |
| Aug 31, 12:35 AM CDT | Special Weather Statement | DMX | Clarke, Lucas, Madison, Marion, Union, Warren | 70 min |
| Aug 31, 2:46 PM CDT | Special Weather Statement | DVN | Scott | 59 min |
| Aug 31, 3:41 PM CDT | Special Weather Statement | DVN | Louisa | 64 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Howard County11
- Benton County9
- Chickasaw County7
- Buchanan County7
- Van Buren County7
- Lee County6
- Winneshiek County5
- Mitchell County5
- Johnson County5
- Guthrie County4
- Decatur County4
- Black Hawk County4
- Delaware County4
- Palo Alto County3
- Pocahontas County3
- Audubon County3
- Madison County3
- Union County3
- Hancock County3
- Winnebago County3
- Floyd County3
- Boone County3
- Linn County3
- Hamilton County3
- Emmet County3
- Calhoun County2
- Adair County2
- Adams County2
- Taylor County2
- Greene County2
- Ringgold County2
- Tama County2
- Clarke County2
- Lucas County2
- Story County2
- Grundy County2
- Hardin County2
- Allamakee County2
- Clayton County2
- Fayette County2
37 more counties
- Webster County2
- Dubuque County2
- Muscatine County2
- Washington County2
- Davis County2
- Jasper County2
- Jones County2
- Louisa County2
- Kossuth County2
- Cerro Gordo County2
- Butler County2
- Bremer County2
- Scott County2
- Jefferson County2
- Dallas County2
- Warren County2
- Wapello County2
- Mahaska County2
- Cass County1
- Des Moines County1
- Wayne County1
- Crawford County1
- Wright County1
- Pottawattamie County1
- Iowa County1
- Worth County1
- Cedar County1
- Clinton County1
- Jackson County1
- Carroll County1
- Sac County1
- Polk County1
- Shelby County1
- Poweshiek County1
- Franklin County1
- Monona County1
- Marion County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.